Vacuum Tube - 300B, Electro-Harmonix, Gold Pin
Electro-Harmonix 300B power triode tube with gold pins. Made in Russia. Premium version of the 300B EH with gold grid wire for increased bias stability as well as top of the line sonics and performance.
| Single or Matched | Our Part Number | UPC/EAN |
|---|---|---|
| Matched Pair | T-300B-GOLD-EH-MP | 841358101908 |
| Matched Quad | T-300B-GOLD-EH-MQ | 841358101915 |
| Amplification Factor | 3.85 | ||
| Bulb Temperature | 250°C | ||
| Capacitance, Grid to Filament | 9 pF | ||
| Capacitance, Plate to Filament | 4.3 pF | ||
| Capacitance, grid to plate | 15 pF | ||
| Cathode Current (Ik) | 100 mA | ||
| Grid Circuit Resistance (Rg), Fixed Bias | 50 kΩ | ||
| Grid Circuit Resistance (Rg), Self Bias | 0.5 MΩ | ||
| Heater Current | 1.25 A | ||
| Heater Voltage | 5 V | ||
| Plate Dissipation (Wa) | 40 W | ||
| Plate Resistance (Ra) | 700 Ω | ||
| Plate Voltage (Ua) | 450 V | ||
| Transconductance (S) | 5.5 mA/V | ||
| Packaging Dimensions | Matched Pair version | T-300B-GOLD-EH-MP | 7 in. × 5.6 in. × 2.74 in. |
| Matched Quad version | T-300B-GOLD-EH-MQ | 7 in. × 5.6 in. × 5.46 in. | |
| Weight (Packaging) | Matched Pair version | T-300B-GOLD-EH-MP | 0.592 lbs. |
| Matched Quad version | T-300B-GOLD-EH-MQ | 1.184 lbs. |
| T-300B-GOLD-EH-MP - Matched Pair version | Amplification Factor | 3.85 |
| Bulb Temperature | 250°C | |
| Capacitance, Grid to Filament | 9 pF | |
| Capacitance, Plate to Filament | 4.3 pF | |
| Capacitance, grid to plate | 15 pF | |
| Cathode Current (Ik) | 100 mA | |
| Grid Circuit Resistance (Rg), Fixed Bias | 50 kΩ | |
| Grid Circuit Resistance (Rg), Self Bias | 0.5 MΩ | |
| Heater Current | 1.25 A | |
| Heater Voltage | 5 V | |
| Plate Dissipation (Wa) | 40 W | |
| Plate Resistance (Ra) | 700 Ω | |
| Plate Voltage (Ua) | 450 V | |
| Transconductance (S) | 5.5 mA/V | |
| T-300B-GOLD-EH-MQ - Matched Quad version | Amplification Factor | 3.85 |
| Bulb Temperature | 250°C | |
| Capacitance, Grid to Filament | 9 pF | |
| Capacitance, Plate to Filament | 4.3 pF | |
| Capacitance, grid to plate | 15 pF | |
| Cathode Current (Ik) | 100 mA | |
| Grid Circuit Resistance (Rg), Fixed Bias | 50 kΩ | |
| Grid Circuit Resistance (Rg), Self Bias | 0.5 MΩ | |
| Heater Current | 1.25 A | |
| Heater Voltage | 5 V | |
| Plate Dissipation (Wa) | 40 W | |
| Plate Resistance (Ra) | 700 Ω | |
| Plate Voltage (Ua) | 450 V | |
| Transconductance (S) | 5.5 mA/V |
 Specification Sheet | All Models |
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